Zobrazeno 1 - 10
of 63
pro vyhledávání: '"O. Yu. Koval"'
Publikováno v:
Pedagogical sciences reality and perspectives. :165-169
Autor:
А. V. Kоtkо, Leonid Kulak, O. Yu. Koval, О. М. Shevchenko, T. P. Ruban, O. O. Piven, N. V. Ulyanchich, M. M. Kuzmenkо, S. O. Firstov
Publikováno v:
METALLOFIZIKA I NOVEISHIE TEKHNOLOGII. 43:887-907
Publikováno v:
Powder Metallurgy and Metal Ceramics. 60:318-322
Publikováno v:
Russian Journal of Applied Chemistry. 94:1044-1051
Autor:
O. D. Kostenko, I. S. Martsenyuk, Viacheslav Tarelnyk, M. O. Mikulina, T.V. Kurinna, O. Yu. Koval, O. P. Umanskyi, M. S. Storozhenko, Yu. V. Gubin
Publikováno v:
Powder Metallurgy and Metal Ceramics. 59:330-341
The structurization of coatings produced by electrospark deposition (ESD) from the commercial selffluxing FeNiCrBSiC alloy and FeNiCrBSiC-based composites, such as FTB20 (FeNiCrBSiC–20 wt.% TiB2) and FCB20 (FeNiCrBSiC–20 wt.% CrB2), on a steel 45
Autor:
N.V. Tarelnyk, Yu. V. Gubin, O. Yu. Koval, T.V. Kurinna, O. P. Umanskyi, Viacheslav Tarelnyk, M. S. Storozhenko
Publikováno v:
Powder Metallurgy and Metal Ceramics. 59:57-67
The effect of TiB2 and CrB2 additions to the commercial self-fluxing FeNiCrBSiC eutectic alloy on the structurization of electrospark coatings was examined. The mass transfer kinetics in the electrospark deposition of FTB20 (FeNiCrBSiC + 20% TiB2) an
Autor:
K. P. Kotlyar, K. Yu Shugurov, Alexey D. Bolshakov, Igor Shtrom, S. A. Kukushkin, Rodion R. Reznik, Alexey M. Mozharov, Ivan Mukhin, A.V. Osipov, G. E. Cirlin, O. Yu Koval, Vladimir V. Fedorov
Publikováno v:
Materials Science in Semiconductor Processing. 90:20-25
In this paper we study the solar cell based on GaN nanowires array grown on Si substrate with buffer SiC layer via molecular beam epitaxy. Crystal quality of SiC layer and GaN nanowires was studied by means of Raman scattering technique and low tempe
Publikováno v:
Powder Metallurgy and Metal Ceramics. 57:391-397
The influence of deformation modes on the structure and mechanical properties of powder materials produced from aluminum–magnesium alloys by ultrafast melt crystallization with high-pressure water atomization was studied. Extrusion of powder pellet
Publikováno v:
METALLOFIZIKA I NOVEISHIE TEKHNOLOGII. 39:1557-1571
Autor:
O Yu Koval, V V Fedorov, I E Eliseev, A D Bolshakov, D A Kirilenko, R G Burkovsky, I S Mukhin
Publikováno v:
Journal of Physics: Conference Series. 2086:012020
In this letter, we report the growth of the self-catalyzed GaP nanowires with a high concentration of wurtzite phase by molecular beam epitaxy. Formation of rotational twins and wurtzite polymorph in vertical nanowires was observed by the developed a